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Date: Tue, 24 Apr 2012 10:15:26 -0400
From: Emi Lu <emilu@encs.concordia.ca>
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Subject: Simple way to get missing number
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X-Scanned-By: MIMEDefang 2.58 on oldperseverance.encs.concordia.ca at
	2012/04/24 10:15:26 EDT
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Good morning,

May I know is there a simple sql command which could return missing 
numbers please?

For example,

t1(id integer)

values= 1, 2, 3 .... 5000000

select miss_num(id)
from   t1 ;


Will return:
===============
37, 800, 8001

Thanks a lot!
Emi